• Present Perfect Tense is formed with the verb to have + verb in the past participle.. For & Since with Present Perfect Tense We often use for and since with the present perfect tense..
Trang 1Name: _
Class:
Present Perfect Tense
• Two main ways the present perfect is used:
o to talk about experiences in our lives and to give news
I have traveled to England.
o to talk about an action that happened in the past and continues up until now
using for and since
He has been a teacher for ten years.
• Present Perfect Tense is formed with the verb to have + verb in the past participle The
“regular” way the past participle is formed is by adding –ed However, there are many
“irregular” forms
Verb to have
you
he/she/it _ they/you all
“Regular” past participle: add –ed or -d
walk live
talk _ start _
change end
work look
“Irregular” past participle These are just a few examples.
find send _
• Remember that you can use contractions when using the present perfect in both the affirmative
and negative form
Example: I have walked a mile or I’ve walked a mile.
They have not seen Sam or They haven’t seen Sam.
He has traveled a lot. or He’s traveled a lot.
For & Since with Present Perfect Tense
We often use for and since with the present perfect tense.
• We use for to talk about a period of time - 5 minutes, 2 weeks, 6 years.
• We use since to talk about a point in past time - 9 o'clock, 1st January, Monday.
a period of time a point in past time
Trang 2
a long time I left school ever the beginning of time
Here are some examples:
• I have been here for 20 minutes.
• I have been here since 9 o'clock.
• John hasn't called for 6 months.
• John hasn't called since February.
• He has worked in New York for a long time.
• He has worked in New York since he left school.
For can be used with all tenses Since is usually used with perfect tenses only.
Exercise Do we use for or since with the following time references?
1 I haven't phoned home (for/since) Christmas
2 We've been here (for/since) nine o'clock
3 I have worked for International House (for/since) more than eight years
4 I haven't visited my home town (for/since) I left school
5 I haven't been to the cinema (for/since) ages
6 I have studied non-stop (for/since) 9:15
7 I have had a driving license (for/since) I was eighteen
8 She hasn't had a day off (for/since) 1999
9 Johan has been in England (for/since) more than two weeks now
10 Peter has been my best friend (for/since) we were nine